package cn.edu.ctbu.datajpa01.controller;


import cn.edu.ctbu.datajpa01.domain.Student;
import cn.edu.ctbu.datajpa01.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.List;


@Controller
public class StudentController {
    @Autowired
    StudentService studentService;

    @RequestMapping("/list")
    public String list(HttpServletRequest httpServletRequest, Model model){

        HttpSession session=httpServletRequest.getSession();

        if (session.getAttribute("userid")==null){
            //没有登录需要登录
            return "redirect:/login/user";
        }


        List<Student> students = studentService.findAll();
        model.addAttribute("data",students);



        return  "/list";
    }

}
